package com.jdkreader.lambada;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * ::关键字的用法
 */
public class Something {


    public Something() {

    }



    public String startWith(String s){
        return String.valueOf(s.charAt(0));
    }


    public static void main(String[] args) {

    }
}
